【简答题】______ is more secure than revocable one, hence the ______ is most often used in practice. According to UCP600, if an L/C is not marked as being irrevocable or not, it should be taken as ______.
【多选题】上课时,柯老师正在组织孩子们讨论,然然先找毛毛碰头玩,又去抱乐乐的腿,脸上还带着得意的笑容,下列不属于柯老师正确的教育选项是
【判断题】If UCP 600 is used, an L/C cannot be revoked.
【单选题】班主任在班级管理中的领导影响力主要表现在两个方面:一是职权影响力,二是( )影响力。
【单选题】利用单历元的数据进行单点定位时,至少需要观测()颗卫星的信号。
【单选题】下列选项中不属于教师着装禁忌的是( )。
【单选题】班主任在班级管理中的领导影响力主要表现在两个方面:一是职权影响力,二是( )。
【判断题】If the expression “on or about” or similar expressions are used in the L/C according to UCP 600,banks will interpret them as a stipulation that shipment is to be made during the period from five days ...
【单选题】某化学教师为“氯气与金属钠的反应”设计了如图所示的装置(加热装置省略)来替代相关的课本实验装置。先给钠预热,当钠熔化成圆球时,撤火,通入氯气,即可观察到钠着火燃烧,并产生大量白烟。 下列叙述错误的是( )
C.
管中部塞一团浸有NaOH溶液的棉花球是用于吸收过量的氯气,以免其污染空气
D.
根据管右端棉花球的颜色变化可判断氯气是否被NaOH溶液完全吸收
【简答题】If the expression 'on or about' or similar expressions are used in the L/C according to UCP600, banks will interpret them as a stipulation that shipment is to be made during the period from five days ...